Table 4.

Comparison of periodontal status between AA group and non-AA group

Periodontal status	AA (n = 169)	Non-AA (n = 156)	p value
Healthy	0 (0%)	15 (9.6%)	0.000*
Gingivitis	21 (12.4%)	54 (34.6%)	0.000*
Periodontitis	148 (87.6%)	87 (55.8%)	0.000*
• Mild	31 (18.3%)	62 (39.7%)	0.000*
• Moderate	89 (52.7%)	15 (9.6%)	0.000*
• Severe	28 (16.6%)	10 (6.4%)	0.004*

Independent t-test was performed; *: p < 0.05